Hackernews posts about Quad9

Quad9 is a fast-growing public Domain Name System (DNS) provider that aims to offer an alternative to traditional DNS services by providing a free and open platform for users worldwide.

1. Show HN: CDNs – A simple Go CLI to switch DNS servers in one second (github.com)
   1 points by unsorted2270 5 days ago | discuss
2. An interactive intro to quadtrees (growingswe.com)
   221 points by evakhoury 7 days ago | 30 comments
3. Expensively Quadratic: The LLM Agent Cost Curve (blog.exe.dev)
   131 points by luu 18 days ago | 91 comments
4. Expensively Quadratic: The LLM Agent Cost Curve (blog.exe.dev)
   4 points by twapi 28 days ago | discuss
5. An Interactive Intro to Quadtrees (growingswe.com)
   3 points by growingswe 7 days ago | 1 comments
6. Quadlet as a First-Class Platform Primitive (ebourgess.dev)
   3 points by ebourgess 18 days ago | discuss
7. Cloudflare uses ClickHouse to scale analytics at quadrillion-row scale (clickhouse.com)
   2 points by samaysharma 11 days ago | discuss
8. Zolotarev's Magical Proof of Quadratic Reciprocity (arxiv.org)
   1 points by mathgenius about 9 hours ago | discuss
9. Expensively Quadratic: The LLM Agent Cost Curve (blog.exe.dev)
   1 points by guardienaveugle 26 days ago | discuss
10. Show HN: Mmdr – 1000x faster Mermaid rendering in pure Rust (no browser) (github.com)
    47 points by jeremyh1 27 days ago | 8 comments
11. Show HN: Modembin – A pastebin that encodes your text into real FSK modem audio (www.modembin.com)
    12 points by a13x57 about 5 hours ago | 1 comments
12. Show HN: Librarian – Cut token costs by up to 85% for LangGraph and OpenClaw (uselibrarian.dev)
    8 points by Pinkert 5 days ago | 7 comments
13. Show HN: NSED is public – Mixture-of-Models to Hit SOTA using self-hosted AI (github.com)
    4 points by t_peersky 13 days ago | discuss
14. Is anyone compressing AI models for the 4B people without GPUs or internet?
    3 points by yashpxl 1 day ago | 1 comments
15. Show HN: Interactive 3D Moon with real NASA data and WebGPU (moon.oddurs.com)
    3 points by oddurs 7 days ago | discuss
16. Show HN: Synergetic-SQR – A 4D rendering engine with bit-exact rotation (github.com)
    1 points by j291920 6 days ago | discuss
17. IEEE robot videos (video Friday) (spectrum.ieee.org)
    1 points by bsrkf 3 days ago | discuss
18. American Humanities Profs Are Like Israeli Haredim (whatiscalledthinking.substack.com)
    1 points by Philosopheril 14 days ago | discuss
19. 'Something Will Go Wrong': Anthropic's Chief on the Coming A.I. Disruption (www.nytimes.com)
    5 points by quadtree 19 days ago | discuss
20. The AI Grand Prix (www.dcl-project.com)
    2 points by quadzilla 30 days ago | 1 comments
21. Firefox is adding a switch to turn AI features off (www.theverge.com)
    1 points by quadrige 29 days ago | 1 comments
22. DNS Provider Quad9 Sees Piracy Blocking Orders as "Existential Threat" (torrentfreak.com)
    268 points by gslin 4 months ago | 116 comments
23. Top DNS domains seen on the Quad9 recursive resolver array each day (github.com)
    160 points by speckx 8 months ago | 97 comments
24. Quad9 DOH HTTP/1.1 Retirement, December 15, 2025 (quad9.net)
    103 points by pickledoyster 3 months ago | 61 comments
25. Quad9 – A public and free DNS service for a better security and privacy (www.quad9.net)
    63 points by janandonly 11 months ago | 30 comments
26. French Piracy Blocking Order Goes Global, DNS Service Quad9 Vows to Fight (torrentfreak.com)
    36 points by latexr about 1 year ago | 22 comments
27. Quad9 9.9.9.9 DNS queries *from Germany* slow today
    3 points by oriettaxx about 1 month ago | 3 comments
28. DNS4EU, DNS0, Quad9: review of European public DNS resolvers (blog.frehi.be)
    2 points by amai 6 months ago | discuss
29. What Happens When You Interfere with the Infrastructure of the Internet (quad9.net)
    7 points by fodmap 6 months ago | discuss
30. When Enforcing Copyright Starts Breaking the Internet's Plumbing (quad9.net)
    5 points by HotGarbage 4 months ago | discuss
31. An open DNS recursive service for free security and high privacy (quad9.net)
    2 points by doener 9 months ago | discuss
32. Quadlet: Running Podman containers under systemd (mo8it.com)
    298 points by gjvc 11 months ago | 68 comments
33. OpenCat: Open-source robotic pet quadruped framework (www.petoi.com)
    269 points by kristianpaul almost 2 years ago | 80 comments
34. Podman Quadlets with Podman Desktop (podman-desktop.io)
    180 points by teleforce 11 months ago | 85 comments
35. Apollo DN10000: Quad CPU/128Mb RAM workstation from 1988 [pdf] (jim.rees.org)
    171 points by stare_spb over 1 year ago | 155 comments
36. Cannabis use associated with quadrupled risk of developing type 2 diabetes (medicalxpress.com)
    161 points by geox 6 months ago | 98 comments
37. Bilinear interpolation on a quadrilateral using Barycentric coordinates (gpuopen.com)
    143 points by mariuz 11 months ago | 34 comments
38. Functional Quadtrees (lbjgruppen.com)
    140 points by lbj 3 months ago | 49 comments
39. Peng – A minimal Rust-based quadrotor simulation pipeline (github.com)
    130 points by Tycho87 over 1 year ago | 18 comments
40. Why quadratic funding is not optimal (jonathanwarden.com)
    119 points by jwarden 9 months ago | 96 comments
41. Closed form arc length parametrization is impossible for quadratic Bézier curves (ninjakoa.la)
    114 points by NinjaKoala over 1 year ago | 47 comments
42. Show HN: Quadratic – native JavaScript support in a spreadsheet (www.quadratichq.com)
    112 points by Manchego79 over 1 year ago | 48 comments
43. Functional Flocking Quadtree in ClojureScript (www.lbjgruppen.com)
    103 points by lbj 3 months ago | 12 comments
44. Dunbar's Number Is Quadratic (2020) (generativist.falsifiable.com)
    76 points by Bluestein over 1 year ago | 40 comments
45. Quadratic memory reductions for Zero-knowledge Proofs (github.com)
    76 points by logannyeMD 5 months ago | 23 comments
46. Running a 68060 CPU in Quadra 650 (github.com)
    75 points by zdw 4 months ago | 49 comments
47. Breaking Quadratic Barriers: A Non-Attention LLM for Ultra-Long Context Horizons (arxiv.org)
    70 points by PaulHoule 9 months ago | 23 comments
48. Arranging invisible icons in quadratic time (2021) (randomascii.wordpress.com)
    62 points by fanf2 12 months ago | 27 comments
49. Production-Grade Container Deployment with Podman Quadlets – Larvitz Blog (blog.hofstede.it)
    62 points by todsacerdoti 4 months ago | 20 comments
50. Quadratic forms beyond arithmetic (www.ams.org)
    60 points by bikenaga 8 months ago | 11 comments
51. NumPy QuadDType: Quadruple Precision for Everyone (labs.quansight.org)
    59 points by rbanffy over 1 year ago | 55 comments